CalendarLookEventManager クラス

CalendarLookのイベントを管理するクラス。各イベントのEnabledフラグとネストされた「処理中」カウントを保持し、各イベントを発生させるイベントを公開します。

シンタックス

Visual Basic

'宣言
 
Public Class CalendarLookEventManager 
   Inherits Infragistics.Shared.EventManagerBase

C#

public class CalendarLookEventManager : Infragistics.Shared.EventManagerBase 

使用例

Visual Basic

Imports System.Diagnostics
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinSchedule

	Private Sub Button18_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button18.Click

		' Get the UltraCalendarLook's event manager.
		' The event manager is used to temporarily disable events
		' to prevent them from being raised. This can be very
		' convenient in a situation where one or more properties
		' are being set in code and the events they would normally 
		' raise would cause unnecessary or counter-productive
		' code to be executed.
		'
		' Note: All events are enabled by default.
		Dim eventManager As CalendarLookEventManager = Me.UltraCalendarLook1.EventManager


		' Disable the CalendarLookChanged event
		eventManager.SetEnabled(CalendarLookEventIds.CalendarLookChanged, False)


		' Re-enable the CalendarLookChanged event
		eventManager.SetEnabled(CalendarLookEventIds.CalendarLookChanged, True)


		' The 'AllEventsEnabled' property lets you enable/disable
		' all events will a single line of code. If any event is 
		' disabled the 'AllEventsEnabled' property returns false.
		If Not eventManager.AllEventsEnabled Then
			eventManager.AllEventsEnabled = True
		End If


		' The event manager also exposes an 'IsEnabled' method
		' to see if an event is enabled or disbled.
		If Not eventManager.IsEnabled(CalendarLookEventIds.CalendarLookChanged) Then
			eventManager.SetEnabled(CalendarLookEventIds.CalendarLookChanged, True)
		End If


		' The CanFireEvent method indicates whether the specified event can be fired.
		' This can return false if the control is not in the correct state for the
		' specified event to be fired.
		If eventManager.CanFireEvent(CalendarLookEventIds.CalendarLookChanged) Then
			Debug.WriteLine("The CalendarLookChanged event can be fired at this time.")
		Else
			Debug.WriteLine("The CalendarLookChanged event CANNOT be fired at this time.")
		End If


		' The event manager also exposes overloaded 
		' 'IsEnabled' and 'SetEnabled' methods that take an  
		' event group so that, for example all 'Before' or all
		' 'After' events can be enabled/disabled. If any event
		' in the group is disabled the 'IsEnabled' method returns
		' false.
		If Not eventManager.IsEnabled(CalendarLookEventGroups.AfterEvents) Then
			eventManager.SetEnabled(CalendarLookEventGroups.AfterEvents, True)
		End If


		' The 'InProgress' method will return true if the 
		' specified event is currently being raised. This
		' is often helpful in methods that can be called
		' from various points in an application to determine
		' what is triggering the call.
		If eventManager.InProgress(CalendarLookEventIds.CalendarLookChanged) Then
			' ... 
		End If

	End Sub

C#

using System.Diagnostics;
using Infragistics.Win;
using Infragistics.Win.UltraWinSchedule;

		private void button18_Click(object sender, System.EventArgs e)
		{

			// Get the UltraCalendarLook's event manager.
			// The event manager is used to temporarily disable events
			// to prevent them from being raised. This can be very
			// convenient in a situation where one or more properties
			// are being set in code and the events they would normally 
			// raise would cause unnecessary or counter-productive
			// code to be executed.
			//
			// Note: All events are enabled by default.
			CalendarLookEventManager eventManager = this.ultraCalendarLook1.EventManager;


			// Disable the CalendarLookChanged event
			eventManager.SetEnabled(CalendarLookEventIds.CalendarLookChanged, false);


			// Re-enable the CalendarLookChanged event
			eventManager.SetEnabled(CalendarLookEventIds.CalendarLookChanged, true);


			// The 'AllEventsEnabled' property lets you enable/disable
			// all events will a single line of code. If any event is 
			// disabled the 'AllEventsEnabled' property returns false.
			if ( !eventManager.AllEventsEnabled )
				eventManager.AllEventsEnabled = true;


			// The event manager also exposes an 'IsEnabled' method
			// to see if an event is enabled or disbled.
			if (!eventManager.IsEnabled(CalendarLookEventIds.CalendarLookChanged))
				eventManager.SetEnabled(CalendarLookEventIds.CalendarLookChanged, true );


			// The CanFireEvent method indicates whether the specified event can be fired.
			// This can return false if the control is not in the correct state for the
			// specified event to be fired.
			if (eventManager.CanFireEvent(CalendarLookEventIds.CalendarLookChanged))
				Debug.WriteLine("The CalendarLookChanged event can be fired at this time.");
			else
				Debug.WriteLine("The CalendarLookChanged event CANNOT be fired at this time.");


			// The event manager also exposes overloaded 
			// 'IsEnabled' and 'SetEnabled' methods that take an  
			// event group so that, for example all 'Before' or all
			// 'After' events can be enabled/disabled. If any event
			// in the group is disabled the 'IsEnabled' method returns
			// false.
			if (!eventManager.IsEnabled(CalendarLookEventGroups.AfterEvents))
				eventManager.SetEnabled(CalendarLookEventGroups.AfterEvents, true );


			// The 'InProgress' method will return true if the 
			// specified event is currently being raised. This
			// is often helpful in methods that can be called
			// from various points in an application to determine
			// what is triggering the call.
			if (eventManager.InProgress(CalendarLookEventIds.CalendarLookChanged))
			{
				// ... 
			}

		}